package test1225;

public class Test07 {
    public static void main(String[] args) {
        // 打印arr与brr的差集
        int[] arr = {1,2,3,4,5};
        int[] brr = {3,4,5,6,7};
        m07(arr, brr);
    }
    public static void m07(int[] arr, int[] brr) {

        for (int a:arr) {
            if (!m(brr, a)) {
                System.out.println(a);
            }
        }

    }
    public static boolean m(int[] brr, int a) {
        for (int b:brr) {
            if (b == a) {
                return true;
            }
        }
        return false;
    }
}

